#search {
     position: fixed;
     z-index: 999;
     height: 100%;
     width: 100%;
     background: rgba(0,0,0,.8);
     top: 0;
     left: 0;
     display: none;
     align-items: center;
     justify-content: center;
 }

#search input[type=search] {
    color: #444956;
    border: 1px solid #444956;
    background: #fff;
    border-radius: 4px;
    padding: 8px;
    font-size: 20px;
    width: 300px;
}

#search input[type=submit] {
    border: 1px solid #444956;
    background: #444956;
    border-radius: 4px;
    padding: 8px;
    font-size: 20px;
    color: #fff;
}


#search .screen-reader-text {
    display: none;
}

.open-search-button {
    margin-right: 24px;
    cursor: pointer;
}

.open-search-button:hover {
    color: #444956;
}

.mobile-search.open-search-button {
    text-align: center;
    margin: 24px 24px 0;
    font-size: 24px;
}

@media screen and (max-width: 576px){
    #search input[type=search] {
        width: 220px;
    }
}